Home / 99,271.96-136,997.04-59,016.58

Finding the Fourth Proportional to 99,271.96, 136,997.04 and 59,016.58

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Solution

The fourth proportional to 99,271.96, 136,997.04 and 59,016.58 is: 81,443.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,271.96 : 136,997.04 = 59,016.58 : x
  2. Step 2: Convert to fraction form
    99,271.96/136,997.04 = 59,016.58/x
  3. Step 3: Cross multiply
    99,271.96x = 136,997.04 × 59,016.58
  4. Step 4: Simplify right side
    99,271.96x = 8,085,096,770.92
  5. Step 5: Solve for x
    x = 8,085,096,770.92/99,271.96
  6. Step 6: Final answer
    x = 81,443.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.